Testo 420 Flow Hood Kit and Meter
Request a quote
Testo 420 lightweight flow hood kit with NIST calibration, detachable multi-function meter, Bluetooth connectivity, and 2GB data logging for HVAC balancing.
Product details
| Model | 400563 4200 |
| Manufacturer | Testo |
| Category | Test Accessories & Cables |
| Availability | Made to order |
Description
Overview
The Testo 420 is a lightweight, accurate airflow capture hood system designed for balancing volume flow at HVAC registers and returns. Weighing less than 6.4 lbs (2.9 kg), it provides NIST-traceable calibration and features patented flow straighteners that significantly improve measurement accuracy at turbulent outlets. The detachable 420 multi-function control unit can also be used independently with optional pitot tubes and flow matrix for duct measurements, making it a versatile solution for HVAC professionals.
Key Features
- Lightweight design under 6.4 lbs (2.9 kg) with ergonomic handles for comfortable use at height
- Patented flow straighteners improve accuracy and stability at turbulent outlets
- NIST traceable calibration certificate included
- Detachable multi-function meter measures flow velocity, volume flow, absolute pressure, temperature, and relative humidity
- Bluetooth connectivity and free mobile app for remote monitoring and real-time measurement streaming
- 2 GB onboard data logging with USB transfer capability
- Optional interchangeable flow skirts in multiple sizes and configurations
- Convenient rolling carrying case
Applications
- HVAC system balancing and commissioning at supply and return registers
- Airflow measurement in ducts with optional pitot tubes
- Testing at elevated locations and above head height
- On-site field measurement protocols and reporting
Included Accessories
- NIST traceable calibration certificate
- Rolling carrying case
- Mini-USB cable for data transfer
Specifications
Request a quote
Testo 420 Flow Hood Kit and Meter
Response within 24 hours
No obligation
Direct communication